As a man who grew up as a simple farm boy from Missouri, I enjoyed the third photo. My response will be bizarre to most people. So be it.

Every spring, my dad took my syblings and me out to hunt morel mushrooms. Morel mushrooms look almost exactly like the texture on the third photo....or like sponges.

One of our favorite hunting grounds was along creek beds that fed into the Missouri River.So the reflection of the tree in the window, together with the texture of the building, immediately triggered a happy repressed childhood memory of hunting morel mushrooms.

Look at this photo of a morel and tell me that building's texture wasn't inspired by a famous edible fungus: